138027315 has 8 divisors (see below), whose sum is σ = 220843728. Its totient is φ = 73614560.

The previous prime is 138027293. The next prime is 138027359. The reversal of 138027315 is 513720831.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 138027315 - 2⁸ = 138027059 is a prime.

It is a super-2 number, since 2×138027315² = 38103079372218450, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4600896 + ... + 4600925.

It is an arithmetic number, because the mean of its divisors is an integer number (27605466).

Almost surely, 2^138027315 is an apocalyptic number.

138027315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

138027315 is a deficient number, since it is larger than the sum of its proper divisors (82816413).

138027315 is an equidigital number, since it uses as much as digits as its factorization.

138027315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9201829.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 138027315 is about 11748.5026705534. The cubic root of 138027315 is about 516.7990182381.

The spelling of 138027315 in words is "one hundred thirty-eight million, twenty-seven thousand, three hundred fifteen".